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[ath_hal] ar9300: save TSF across full chip reset

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This saves the TSF across a a full reset.  The TSF is otherwise cleared
and subsequent beaconing stops until the TSF catches up to nexttbtt.
This commit is contained in:
Adrian Chadd 2021-03-30 20:30:24 -07:00
parent 2235c7feac
commit dead34f822
1 changed files with 6 additions and 1 deletions
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7
sys/contrib/dev/ath/ath_hal/ar9300/ar9300_reset.c
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@ -4538,7 +4538,7 @@ ar9300_reset(struct ath_hal *ah, HAL_OPMODE opmode, struct ieee80211_channel *ch
u_int8_t clk_25mhz = AH9300(ah)->clk_25mhz;
HAL_BOOL stopped, cal_ret;
HAL_BOOL apply_last_iqcorr = AH_FALSE;
uint64_t tsf;
if (OS_REG_READ(ah, AR_IER) == AR_IER_ENABLE) {
HALDEBUG(AH_NULL, HAL_DEBUG_UNMASKABLE, "** Reset called with WLAN "
@ -4869,10 +4869,15 @@ ar9300_reset(struct ath_hal *ah, HAL_OPMODE opmode, struct ieee80211_channel *ch
/* Mark PHY inactive prior to reset, to be undone in ar9300_init_bb () */
ar9300_mark_phy_inactive(ah);
/* Save/restore TSF across a potentially full reset */
/* XXX TODO: only do this if we do a cold reset */
tsf = ar9300_get_tsf64(ah);
if (!ar9300_chip_reset(ah, chan, reset_type)) {
HALDEBUG(ah, HAL_DEBUG_RESET, "%s: chip reset failed\n", __func__);
FAIL(HAL_EIO);
}
if (tsf != 0)
ar9300_set_tsf64(ah, tsf);
OS_MARK(ah, AH_MARK_RESET_LINE, __LINE__);